Mechanical Transmission of Disease-Causing Organisms by Flies, extracted from Flies of public health importance and their control (1976)

Descrission:

Description: English: Mechanical Transmission of Disease-Causing Organisms by Flies, extracted from Flies of public health importance and their control (1976). Date: 1976. Source: Flies of public health importance and their control (1976) Internet Archive identifier: pratt_fliesofpublichealthimportanceandtheircontrol_1976. Author: Pratt, Harry D. Scott, Harold George. Littig, Kent S. Center for Disease Control.